Khudoyberdiev Fazlidin Isroilovich, Tadjiev Sayfitdin , Tahirova Nargisa. 2020. “Development of Mineral Fertilizers From Agricultural Resources of Karakalpakstan for Use in the Creation of the Forests on the Dried Bottom of the Aral Sea”. International Journal of Advanced Science and Technology 29 (9s), 2086 -93. http://sersc.org/journals/index.php/IJAST/article/view/14530.